Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Omron
The Omron D4SL-N4RDA-D is a key-operated plastic housing door switch featuring a metal head and a 1300 N holding force with guard-lock functionality. This unit operates at 24 V solenoid voltage across an ambient operating temperature range of -10 to 55 °C, utilizing an adjustable direction of operation and a terminal block connection. It includes three NC door contacts, three NC lock monitor contacts, an integrated LED indicator, a standard metal lock/release key accessible from the front and back, and an IP67 degree of protection. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Omron references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Omron D4SL-N4RDA-D. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.